Greg Hassett wrote several text adventures from 1978 to 1981.
Some of these were coded in BASIC on the TRS-80 and later printed in various books and magazine articles (and then "ported" to other computers like the VIC-20 and C64).
| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Curse of the Sasquatch | Mad Hatter Software | 1980 | English | Solution, Map |
| Devil's Palace | Mad Hatter Software | 1980 | English | Solution, Map |
| Enchanted Island | Mad Hatter Software | 1979 | English | Solution, Map |
| Enchanted Island Plus | Mad Hatter Software | 1982 | English | Solution |
| House of Seven Gables | Mad Hatter Software | 1978 | English | Solution, Map, Fixed game |
| Journey to the Center of Earth | Mad Hatter Software | 1978 | English | Solution, Map |
| King Tut's Tomb | Mad Hatter Software | 1978 | English | Solution, Map, Fixed game |
| Mystery Mansion | Mad Hatter Software | 1980 | English | Solution, Map |
| Reise Nach Atlantis | Greg Hassett |
1983 | German | Solution, Map |
| Sorcerer's Castle | Keypunch Software, Mad Hatter Software | 1979 | English | Solution, Map |
| Voyage to Atlantis | 80-Northwest Publishing, Mad Hatter Software | 1978 | English | Solution, Map |
| World's Edge | Mad Hatter Software | 1980 | English | Solution, Map |